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[PATCH 1/2] tools/firmware: fix setting of fcf-protection=none
- To: <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Roger Pau Monne <roger.pau@xxxxxxxxxx>
- Date: Fri, 1 Apr 2022 16:37:18 +0200
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- Cc: Roger Pau Monne <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>
- Delivery-date: Fri, 01 Apr 2022 14:38:44 +0000
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- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Setting the fcf-protection=none option in EMBEDDED_EXTRA_CFLAGS in the
Makefile doesn't get it propagated to the subdirectories, so instead
set the flag in firmware/Rules.mk, like it's done for other compiler
flags.
Fixes: 3667f7f8f7 ('x86: Introduce support for CET-IBT')
Signed-off-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
---
tools/firmware/Makefile | 2 --
tools/firmware/Rules.mk | 2 ++
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/firmware/Makefile b/tools/firmware/Makefile
index 53ed4f161e..345037b93b 100644
--- a/tools/firmware/Makefile
+++ b/tools/firmware/Makefile
@@ -6,8 +6,6 @@ TARGET := hvmloader/hvmloader
INST_DIR := $(DESTDIR)$(XENFIRMWAREDIR)
DEBG_DIR := $(DESTDIR)$(DEBUG_DIR)$(XENFIRMWAREDIR)
-EMBEDDED_EXTRA_CFLAGS += -fcf-protection=none
-
SUBDIRS-y :=
SUBDIRS-$(CONFIG_OVMF) += ovmf-dir
SUBDIRS-$(CONFIG_SEABIOS) += seabios-dir
diff --git a/tools/firmware/Rules.mk b/tools/firmware/Rules.mk
index 9f78a7dec9..efbbc73a45 100644
--- a/tools/firmware/Rules.mk
+++ b/tools/firmware/Rules.mk
@@ -13,6 +13,8 @@ endif
CFLAGS += -Werror
+EMBEDDED_EXTRA_CFLAGS += -fcf-protection=none
+
$(call cc-options-add,CFLAGS,CC,$(EMBEDDED_EXTRA_CFLAGS))
# Extra CFLAGS suitable for an embedded type of environment.
--
2.35.1
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